They have been skating __________.
#40389
A
for three hours
B
since three hours ago
C
three hours ago
D
since three hours
推荐题目
My grandmother __________ in Yangzhou. She was born there and has never lived anywhere else.
#39064
A
lived
B
lives
C
was living
D
will live
I will _______ him when I _______free.
#41766
A
call, am
B
call to, am
C
call, will be
D
call to, will be
— ______ you visit Beijing during your holiday?— No. I ______ to Hong Kong.
#37227
A
Will; go
B
Will; went
C
Did; went
D
Did; go
